smart prepaid meter with token system

{"cid":"91198971","title":"All-in-One SE Asian Prepaid Meter: STS Token, Neutral Current Measurement & Cover Opening Detection with remote control","imgUrl":"https:\/\/img.chinax.com\/nimg\/91\/e1\/6307c7850c1ce1ed39051e9d238f-200x200-1.jpg","attrs":{"Price":"$30-45","Brand Name":"STRON SMART","Model Number":"STE18-G","Minimum Order Quantity":"1pcs","Certification":"ISO9001 and ISO14001","Place of Origin":"china","Payment Terms":"D\/A, L\/C, , D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"5000pcs\/per month","Packaging Details":"carton","Nominal Frequency":"50-60HZ","Phase":"Single Phase","Recharge Token Length":"20 digits","Number Of Employees":"500","Warranty":"2 years","Anti Tamper":"Yes","Protocal":"STS Standard","Nominal Voltage":"3*230V","Remote Control":"Mobile App","Material":"Plastic","Powersupply":"Single Phase \/ Three Phase","Rf Sensitivity":"-121dBm @2kbps","Warrenty":"5 Years","Flexibility":"Spring Pin Connector","Voltage Rating":"220V"}}

{"cid":"91149723","title":"Calin STS Prepaid Three Phase Smart Energy Meters 20 Digits Token Low Credit Warning Tamper Protection For Tanzania","imgUrl":"https:\/\/img.chinax.com\/nimg\/42\/11\/7070fc33ada44d3d1e0f1739495c-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Calin","Model Number":"CA368","Minimum Order Quantity":"Negotiation","Delivery Time":"30 days","Certification":"CE\/\/IEC","Place of Origin":"China","Payment Terms":"western Union,Paypal, T\/T, L\/C","Supply Ability":"70,000pcs per month","Packaging Details":"Carton","Product name":"20 Digits Token 3-Phase Prepaid Energy Meter, Low Credit Warning Tamper Protection","Standard":"SANS1524-1 , IEC62056-21 , IEC62053-11","Dimensions":"272x127x77mm","Weight":"2.5kg","Display":"LCD","Accuracy":"Class 1s","Phase":"Three phase Electricity meter","Communication":"RS485\/PLC \/RF\/GSM\/GPRS","Output Voltage":"220v\/230v\/240v","Rural":"minigrid offgrid rural electrification"}}

{"cid":"91223019","title":"AMI Integrated DLMS Protocol Din Rail Smart Prepaid Electricity Meter Manufacturers STS Certificated","imgUrl":"https:\/\/img.chinax.com\/nimg\/6e\/d5\/b483c6053c9b695e4589f0a10d65-200x200-1.jpg","attrs":{"Price":"NA","Brand Name":"Calin","Model Number":"CA168-S","Minimum Order Quantity":"500","Delivery Time":"6-8 weeks","Certification":"CNAS, STS, ISO, IEC","Place of Origin":"China","Payment Terms":"T\/T, AliPay, PayPal","Supply Ability":"1000 pcs\/day","Packaging Details":"Carton box","Voltage Range":"220V-240V","Operating Temperature":"-20\u2103~+55\u2103","Weight":"0.5kg","Accuracy":"Class 1.0","Display":"LCD\/LED","Power Supply":"AC"}}