3 7v rechargeable battery gps seal lock

{"cid":"91199700","title":"PA66 GF 3.7V 2600mAh GPS Seal Lock SUS304 Rope GPS Tracking Device","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/6f\/6a\/876fa1321955bd8e2ab1200ea08c-200x200-1.jpg","attrs":{"Price":"$99 per unit","Brand Name":"Jointech","Model Number":"JT709C","Minimum Order Quantity":"2","Delivery Time":"1-7 working days","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"5000pcs per month","Packaging Details":"Carton","Product Name":"Smart GPS Seal Lock Smart BLE\/GPRS unlocking Lock Mobile Phone","Name":"Smart BLE\/GPRS unlocking Lock Mobile Phone","Material":"PA66+GF engineering plastic","Size":"About 88 *62*30(mm)","Battery":"Rechargeable lithium battery 3.7V \/2600mAh","Working current":"The average current in working state is less than 40mA;"}}

{"cid":"91181638","title":"Wireless 4G GPS Handheld PDA Device Rugged Bluetooth NFC Android PDA Barcode Scanner","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/63\/e3\/c310f9854c902cf8fdec07802baa-200x200-1.jpg","attrs":{"Price":"USD275-325\/pc","Brand Name":"xeumior","Model Number":"DT40","Minimum Order Quantity":"1 pc","Delivery Time":"3 - 7 working days","Certification":"CE, FCC, RoHS","Place of Origin":"Guangzhou, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram,Paypal","Supply Ability":"5000 pcs\/month","Packaging Details":"one device in an independent carton box with standard accesssory","Item":"Android barcode scanner","OS":"Android 7.0","CPU":"Quad-Core 1.3G","Screen size":"4 inch","Memory":"2GB, 16GB","Camera":"Rear 8.0M Pixels","Battery":"3.7V 4000mAh","NFC reader":"13.56 KHZ"}}