Brand Name: KERUI Handle Direction: Left Pull Material: Zinc Alloy Model Number: GSWLS01 product name: fingerprint smart padlock Fingerprint capacity: record 10 times and save 10 pieces LED light color: red / blue Battery: 3.7V lithium battery Working voltage: 3.0-4.2V Life time: 1 year Working temperature: -10~+40 degrees Cel usage: door/handbag/closet/luggage safty padlock color: black/silver padlock Material: zinc alloy metal padlock charging way: USB charging unlock way: fingerprint touch instead of digital padlock