LM-N52M is developed from LM-N52 for Smart Battery-power Locker which require power-wire free, fast response, intelligent identification, and cloud & local operation.

Product Specifications	Model Name:	LM-N52M
Item		Spec Description
Basic Feature	Mechanical Size/Dimension	54 x 26 x 2mm
	Power Votage Range VDD	3.3V ~ 6.5V
	Temperature Range	-35 ~ +80°
	Physical Interfaces	GPIOs/I2C/SPI; UART; PWM/12bit-ADC
	Application Input/Output	Touch sensor, Switch/Motor Driver/Detector
	Wireless Connection	Bluetooth/BLE
IoT Networking	On-site control modes	Single link (P2P), Group Triggering(P2MP)
	On-site Triggering response	Response to APP console, BLE Beacons on Scene/Events
	Networking mode	MP2MP mesh, cooperative proxy networking
	Max Qty of Single Group	64 ~ 128 TBD
	API to cloud server	N/A
Bluetooth	Core specification	V5.1/5.0, V4.x compatible
	Frequency range	2.4G ~ 2.48G (2401MHz～2479MHz)
	Supported data rates	2 Mbps, 1 Mbps, 500 kbps, and 125 kbps
	BLE roles/modes	Beacon scan/broadcast, connection/GATT@Host/device
	Tx power	+6dBm with additional PA
	Rx sensitivity	-95dBm
	Wireless range	50m~100 meters @ free space, by modes typically