Anti lose alarm Feature: Anti lose alarm , Which is one of smart product with two functions as anti lose and search , you can adjust the alarm distance form 1-20meter, example for your had set the alarm distance in 10 meter , when the distance over 10 meter between sender and receiver.it will alarm with the 85dB sound and vibration.You also can use this device to seach your lost products, when the lost product near your , our this system will alarm , and you can shorten the scope by the adjust distance button , and find it. Specification: Sender: size: 44( H) x28( W) x8( D) mm Weight: 9.3g Battery: 3v CR2.32 x 1 Receiver: size: 60( H) x36( W) x15( D) mm Weight: 35.5g Battery: 1.5v AAA x1 Distance: 0-20M Color: Black or white Life of battery: sender: 3weeks( working in 8 hours per day) receiver: 2month( Working in 8 hours per day ) Packing: blister package Packing Size: 200( H) x80( W) x17( D) mm G.W: 68.8g Carton size: 525x325x390mm 200pcs/ carton G.W14.5kg/ carton Guangzhou Zhi Cheng Industry Co., Limited Email: homesecurityalarm@ gmail.com MSN: homesecurityalarm@ hotmail.com Mob: + 86 137 2349 1265 Tel: + 86 755 3320 2608 http: / / www.zcsecurity.com