Hunan Stron Smart Co., Ltd
| Vending Software | Supported |
| Data Storage Duration | 10 years |
| Anti-Tampering | Both with magnetic field/cover-opening detection; STE18-B cuts relay, STE38-G shuts valve when triggered |
| Payment Terms | T/T |
| FIFO Buffer | 64-Byte Integrated |
| Error Correction | FEC + Manchester Encoding + Data Whitening |
| Mobile Payment Support | M-PESA, Alipay, MTN, Airtel, etc. |
| Protection Class | IP54 |
| Energy Constant | (1000imp/kWh)/(400imp/kWh) |
| Delivery Time | 10days |
| Warranty | 2 years |
| OEM | Support |
| Communication | LORA-RF supported |
| Recharge Token Length | 20 digits |
| Measurement Accuracy | Class 1.0 |
| Power Consumption | <1μA (Sleep) / ≤3.8mA (RX) / <100mA (TX @20dBm) |
| Package Dimension | 25.08×20.19×1.62mm |
| Flexibility | Spring Pin Connector |
| Certificate | ISO9001; ISO14001; STS Standard |
| Battery Life | 8 years |
| Rated Voltage | 220-240V/3*220V |
| RF Frequency Band | 433MHz / 915MHz (ISM Unlicensed) |
| Data Rate | Up to 100kbps (FSK/GFSK) |
| Packaging Details | standard packing |
| Operating Voltage | 3.0V - 3.6V (Typ. 3.3V) |
| Product name | Prepaid Energy Meter |
| Display | LCD |
| Interface Protocol | UART Digital (3.3V TTL) |
| RF Sensitivity | -121dBm @2kbps |
| Frequency | 50-60HZ |
| Overdraft Collection | daily/monthly optional |
| Supply Ability | 10000PCS per |
| Recharge Method | (1. Stronpay Software; 2. 3rd-party/mobile payment)plus 3. AMI system remote recharge) |
| Standard | STS Standard |
| Current Range | (5A/80A)/(10A/100A) |
| Starting Current | (20mA)/(30mA) |
| Place of Origin | China |
| Certification | STS |
| Model Number | RF |
| Brand Name | stron |
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Product Specification
| Vending Software | Supported | Data Storage Duration | 10 years |
| Anti-Tampering | Both with magnetic field/cover-opening detection; STE18-B cuts relay, STE38-G shuts valve when triggered | Payment Terms | T/T |
| FIFO Buffer | 64-Byte Integrated | Error Correction | FEC + Manchester Encoding + Data Whitening |
| Mobile Payment Support | M-PESA, Alipay, MTN, Airtel, etc. | Protection Class | IP54 |
| Energy Constant | (1000imp/kWh)/(400imp/kWh) | Delivery Time | 10days |
| Warranty | 2 years | OEM | Support |
| Communication | LORA-RF supported | Recharge Token Length | 20 digits |
| Measurement Accuracy | Class 1.0 | Power Consumption | <1μA (Sleep) / ≤3.8mA (RX) / <100mA (TX @20dBm) |
| Package Dimension | 25.08×20.19×1.62mm | Flexibility | Spring Pin Connector |
| Certificate | ISO9001; ISO14001; STS Standard | Battery Life | 8 years |
| Rated Voltage | 220-240V/3*220V | RF Frequency Band | 433MHz / 915MHz (ISM Unlicensed) |
| Data Rate | Up to 100kbps (FSK/GFSK) | Packaging Details | standard packing |
| Operating Voltage | 3.0V - 3.6V (Typ. 3.3V) | Product name | Prepaid Energy Meter |
| Display | LCD | Interface Protocol | UART Digital (3.3V TTL) |
| RF Sensitivity | -121dBm @2kbps | Frequency | 50-60HZ |
| Overdraft Collection | daily/monthly optional | Supply Ability | 10000PCS per |
| Recharge Method | (1. Stronpay Software; 2. 3rd-party/mobile payment)plus 3. AMI system remote recharge) | Standard | STS Standard |
| Current Range | (5A/80A)/(10A/100A) | Starting Current | (20mA)/(30mA) |
| Place of Origin | China | Certification | STS |
| Model Number | RF | Brand Name | stron |
| High Light | Smart Prepaid Electricity Meter with long-distance links ，Smart Prepaid Electricity Meter high sensitivity ，Smart Prepaid Electricity Meter minus 121dBm | ||
Compact 25mm SMT Design for Industrial IoT & Smart Metering
✅ Blazing 100kbps Speed
Maximize data throughput with FSK/GFSK modulation, ideal for real-time telemetry in drones, smart meters, and industrial sensors.
✅ Industry-Leading Sensitivity (-121dBm @2kbps)
Capture weak signals in noisy environments, ensuring reliable links over long distances.
✅ 1μA Sleep Current & 3.8mA RX Power
Extend battery life by years – perfect for battery-operated IoT devices.
✅ Triple Data Integrity Protection
FEC (Forward Error Correction) + Manchester Encoding + Data Whitening combat interference in crowded 433/915MHz ISM bands.
✅ 64-Byte FIFO Buffer
Offload resource-intensive tasks from low-cost MCUs – reduce system costs by 30%.
| Parameter | Specification |
|---|---|
| Frequency Bands | 433MHz / 915MHz (ISM, license-free) |
| RF Output Power | Up to 20dBm (100mW) |
| Data Interface | UART (3.3V TTL, requires 10kΩ pull-up) |
| Voltage Range | 3.0V–3.6V (3.3V typical) |
| Dimensions | 25.08 × 20.19 × 1.62 mm (L×W×H) |
| Antenna Interface | Spring pin (IPEX-compatible for PCB/external) |
| Temperature Range | Operates: -30°C to +70°C • Storage: -40°C to +85°C |
| Certification Ready | Designed for FCC/CE/RoHS compliance |
Company Details
Business Type:
Manufacturer
Year Established:
2007
Total Annual:
3,000,000-5,000,000
Employee Number:
200~500
Ecer Certification：
Verified Supplier
Hunan Stron Smart Co., Ltd., founded in 2007, is a professional manufacturer and total solution provider specializing in STS prepaid smart meters (energy, gas, water), PAYG solar home systems, vending software, and AMI systems. We boast a robust technical team of around 60 professional engineers, w... Hunan Stron Smart Co., Ltd., founded in 2007, is a professional manufacturer and total solution provider specializing in STS prepaid smart meters (energy, gas, water), PAYG solar home systems, vending software, and AMI systems. We boast a robust technical team of around 60 professional engineers, w...
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