New Stationery:
1. small beep to remind the child when he sits wrongly.
2. Loud beep & vibrate if he is out of the safty range

Stationery for student:

When the child sits not rightly, it will beep to remind the child, and if the child is out of the safty distance, it will sound alarm to remind the parents.

Working distance: when the child is out of 25 meters (about 80 feet), the keychain will sound alarm to remind the parent, the distance is adjustable by a wheel.

Working angle: when the child sitting not right more than 5 second, the sheep will beep lightly to remind him.

Frequency: 433.92MHZ.

Battery: 1XAAA for the keychain, 1xcr2032 for the sheep.

Material: ABS Plastic, environmental, color is optional;

Dimensions for receiver: 6cm×3.6cm×1.5cm.

Dimensions for transmitter: 5.0cmx5.8cmx1.2cm.

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 model's receiver and another model's transmitter is acceptable;

MOQ:500pcs

Sample fee: It's for free if the buyer take the shipping cost;

Sample time:2-5 days

Delivery time:3-10days

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