battery power first alert smoke detector spy camera

{"cid":"91224585","title":"Battery Operated Fire Alarm Smoke Detector 3V 10 Year Smoke Detectors EN14604 Certified","imgUrl":"https:\/\/img.chinax.com\/nimg\/23\/0d\/3bfc51c5a6ca60e694dab6110ef3-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Symank","Model Number":"JKD-516","Minimum Order Quantity":"1000pcs","Delivery Time":"10 Days","Certification":"CE\/ROHS\/SGS\/UKCA","Place of Origin":"China","Payment Terms":"L\/C,T\/T,Western Union","Supply Ability":"50K\/Month","Packaging Details":"Carton\/Color Box","Item":"Fire Alarm Smoke Detector","Humidityrange":"10% to 85% non-condensing","Operatingtemperaturerange":"-10\u00b0C to 50\u00b0C","Certifications":"SGS Listed, CE Compliant","Color":"White","Operatingvoltage":"3V DC","Powersource":"Battery Operated","Sensortype":"Photoelectric sensor","Productname":"Fire Alarm Smoke Detector","Reset Time":"less than 1 second","Usage":"Smoke Detection In Fire Alarm System","Batterylife":"Up to 3 years","Installationtype":"Ceiling or wall mount"}}

{"cid":"91187771","title":"Laser Assisted Radio Frequency Detector Ni-MH 7.2V Battery Pack Power","imgUrl":"https:\/\/img.chinax.com\/nimg\/fe\/17\/a3ed2589c35884f96c77d0d20553-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Purple Horn","Model Number":"VS-L8P","Minimum Order Quantity":"1Pcs","Delivery Time":"3-5 Working Days After Payment","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, ","Supply Ability":"5000pcs Per Month","Packaging Details":"Neutral Packing Carton Box","Power":"Ni-MH 7.2V battery pack","Battery life":"Continuous for 2 days after full charge (standby mode)","Detecting frequencies":"50 MHz - 6.0 GHz","Dimension":"L 14 x W 8 x T 2.5cm","Weight":"235g","Warning mode":"Vibration and 10 LEDs"}}

{"cid":"91224561","title":"Infrared Scanning Portable Detector Laser Detection Anti Monitoring GPS Eavesdropping","imgUrl":"https:\/\/img.chinax.com\/nimg\/70\/4e\/9a068c74e4cf375c33588323acfa-200x200-1.jpg","attrs":{"Price":"$17.90\/pieces >=2 pieces","Brand Name":"SW","Model Number":"WT09","Minimum Order Quantity":"2 pieces","Place of Origin":"China","Network":"wifi","Product name":"Signal Detector","Material":"PC","Battery capacity":"300mA","Charge":"5-6V DC","Charge type":"Type-C","Detecting Distance":"5cm-10 meter","Sensitity":"5 levels adjustable","Application":"car,hotel,bath room,ATM,confidential meeting","Size":"16*130MM","Net Weight":"30g"}}