un38 3 massager liion battery pack

{"cid":"91197950","title":"Rechargeable 29.6Wh 7.4V 4Ah Liion Battery Pack","imgUrl":"https:\/\/img.chinax.com\/nimg\/dc\/25\/5619e3514071b2e1c013a83d26ca-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"KAYO","Model Number":"Liion-Battery-Pack-0309","Minimum Order Quantity":"500 packs","Delivery Time":"20","Certification":"UN38.3, MSDS, CE, ROSH, CB, IEC62133","Place of Origin":"Shenzhen China","Payment Terms":"30% before production\uff0c70% before delivery","Supply Ability":"5000 packs per month","Packaging Details":"one pc in a plastic bag, and 200 pcs in a carton box","Voltage":"7.4 V","Capacity":"4000 MAH","Cell":"Sony Lithium Ion Battery","Application":"Miner's lamp","OEM\/ODM":"Acceptable","Warranty":"12 month","Cycle Life":"1000 times","Battery Type":"Liion Battery Pack","Protection":"Over-Discharge, Over-charge, Over-current, Short circuit, Balance Charge\/Discharge","Key Words 1":"Liion Battery Pack","Key Words 2":"Rechargeable Lithium Battery Packs","Key Words 3":"custom 18650 battery pack","Charge Method":"CC\/CV","Battery Size":"36*36*65 MM","Battery Weight":"160g","Certificate":"MSDS, ROHS, IEC62133, CB, UN38.3, KC","Working Temperature":"10\u2103 ~60\u2103","Discharge Current":"within 1C Rate","Storage Humidity":"65\u00b120% RH","Internal Impedance":"120m\u03a9","Charging Voltage":"8.4 V","Cut-off Voltage":"5.5 Volt"}}

{"cid":"91098245","title":"0.5C Charge 423450AR 750mAh BIS GPS Lithium Battery IOT","imgUrl":"https:\/\/img.chinax.com\/nimg\/50\/19\/feb6b07394a45cba8dc32f29ae67-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Maxpower","Model Number":"423450ar 750mAh","Minimum Order Quantity":"1000PCS","Delivery Time":"5-8 working days","Certification":"BIS UN38.3 MSDS","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union,paypal,xtranser","Supply Ability":"30000PCS PER DAY","Packaging Details":"Export carton ,UN Carton , customized package","Battery Type":"liion battery","Voltage":"3.7V","Capacity":"750mAh","Dimension":"Thickness 4.2mm width 34mm Length: 50mm","Weight":"40g","Guarantee":"One year"}}