Domino Train Blocks Stacking Toy Creative Kids Educational DIY Battery-Powered

Description Use this smart key box, to keep your keys safe and secure in case you lose them on your travels, or someone drop in when you are not at home It supports fingerprint unlocking/ APP unlocking for more convenient use. Great durability protects your keys from being damaged by hammer, saw or drill. No need to replace tradition door lock to smart lock, just purchase this key storage box Features:[2 Unlocking Ways] Smart key box supports fingerprint unlocking/ APP unlocking for more convenient use.[Fingerprint Unlocking] Large capacity of 100 sets of fingerprint (2 admins included), advanced fingerprint identification chip, 0.5 second fast response.[APP Unlocking] Controlled by OKLOK+ APP in your smartphone: BT unlocking, remote authorization unlocking (permanent/ periodic/ temporary), check unlocking records in APP anytime and anywhere.[Key Security] Alloy steel key storage box, great durability ensures it wont be opened forcedly. It can store keys, cards and other small items for safe and convenient access.[Rechargeable Design] Long standby time when full charged, no need to charge frequently. Low battery prompt can remind you to charge it in time.[Convenient Practical] No need to carry the keys when going travelling or business trip, avoiding the risk of key loss.[Wide Application] Indoors use only, perfect for emergency entry for seniors, families, friends, realtors, home healthcare access, vacation homes, construction, trades, and storing spare keys, etc.Note:1. Big keys may not suitable for this product, to avoid this, please read the size before purchase.2. Smart key lock box is not waterproof, please install it indoors.Specifications:Material: Alloy Steel + Electronic ComponentsFingerprint Capacity: 100 Sets (2 Administrators)Response Time: 0.5sFRR: 1%FAR: 0.002%APP: OKLOK+Battery: 1 * 3.7V 150mAh Lithium BatteryWorking Environment: 20~70, 40%RH~85%RH (No Condensation)Storage Environment: -40~85, 85%RH (No Condensation)Item Size: 115 * 95 * 40mm / 4.5 * 3.7 * 1.6inItem Weight: 440g / 15.5ozPackage Weight: 542g / 19.12ozPackage Size: 19.2 * 15 * 5.5cm / 7.6 * 5.9 * 2.2inPacking List:1 * Smart Key Box1 * USB Cable