电子4合1报警器无线遥控TRACKER重点查找丢失的东西定位器4接收器防丢器传感器报警电话取景器

频率： 433.92MHZ

声音： 75DB

发射器： 8X5.2X0.56CM

WT ： （含电池） 21克

电池：锂CR2016 * 2

接收器： 4.5X2.8X1.1CM

WT ： 13.5克，含电池？

电池： CR2032X1 （不INCLUED ）

把卡在钱包里，书桌上或者把它贴在冰箱上。 并用钥匙接收器，当你找不到钥匙，只是把卡上的按钮，接收器将在1秒内发出声音报警。

警报将持续5秒钟，然后停了下来。

工作距离： 25米。

electronic 4 in 1 alarm Wireless Remote TRACKER Key Finder lost things locator 4 receiver anti lost sensor alarm phone finder

Frequency: 433.92MHZ

Sound: 75DB

Transmitter: 8X5.2X0.56CM

WT: 21g (battery included)

Battery: Lithium CR2016*2

Receiver: 4.5X2.8X1.1CM

WT: 13.5g, battery included?

Battery: CR2032X1 (NOT INCLUED)

Put the card in the wallet, on the desk or stick it on the fridge. and the receiver with keys, when you can't find the keys, just push a button on the card, and the receiver will sound alarm within 1 second.

The alarm will last for 5 seconds then stopped.

Working distance: 25 meters.