Brand:ROCKBROS Product name :Smart Fingerprint Folding Lock Material:65 manganese steel + ABS package Weight:about 1475 g (without lock sleeve) Lock material: pp+silicone belt Battery:Standby for 2~3 months when fully charged Lock head material:Internal full metal wrapping inner layer zinc alloy middle layer;iron outer ABS wrapping outer spray rubber paint material Unlocking method: 1: fingerprint unlocking (main) 2: APP Bluetooth unlocking 3: key unlocking |