Features: The wireless key finder includes one transmitter and 5 small round receivers. Usually the transmitter installed on the wall the 5 small receivers should be handed up on the key put inside the wallet or sticked on the back or remote controllers / phone etc. If you cannot find your television remote just press the button on the transmitter the small receiver sticked on the back of remote will make "beep" sound and flash to inform you where it is! One transmitter five receivers correlated with the five big buttons on the transmitter. The wireless signal can pass through walls and doors and will work up to 30 meters. WithBase bracket support you can hang and can also stick. Smart colorful design offers certain adornment effect. Big buttons and easy operation makes it especially suited to older people. Save yourself time and frustration once you use it Suitable for family office. Specifications: Receiver / Transmitter Range: 20-30m Receiver Power: CR2032 Battery 3V (Included) Standby power: 0.5MA Working power: 4.2MA Working time: 6 months Size: approx 120 x 50 x 12mm Color: multicolor Net weight: 140g Package Includes 1 x Key Finder Transmitter 5 x Receivers 6 x adhesives stickers 5 x Key Chains 1 x Base bracket 1x battery 1 x User Manual