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Working distance: when the mobile phone is left you more than 1 meters, the keychain will beep and vibrate to remind the owner, you can also set a longer distance by a wheel. Frequency: 433.92MHZ. Battery: 1XAAA for the keychain, 1xcr2032 for the transmitter. Material: ABS Plastic, environmental, color is optional; Dimensions for receiver: 6cm×3.6cm×1.5cm. Dimensions for transmitter: 0.7cm(thickness)x2.4cm(diameter). logo: silk print is for free. DIY: all our receivers and transmitters are workable with each other, so you can arrange them in pairs by your self, choose one models receiver and another models transmitter is acceptable; MOQ:1000pcs Sample fee: one sample is for free if the buyer take the shipping cost; Sample time:2-5 days Delivery time:10-30days Terms of payment: T/T, L/C, Western Union Packing: Blister and card packing for normal package, you can choose other package style if you like; Shipping : DHL UPS FEDEX TNT Freely set the distance from 0-25 meters Transmitter current: 1mA Receiver current: 3mA Warning current: 70mA
mobile phone anti-lost reminder