What's in the box:

Single Door 12V Electric Magnetic Electromagnetic Lock 280KG (600LB) Holding Force for Access Control with LED Light (Standard)

Features:
Use magnetic power to lock the door, 280kgs (600lbs) holding force.
Built-in reverse current protection device (MOV).
Alluminum shell adopts high strength material, with hard anodised processing.
Corrosion resistant.
Good quality and durable to use.
With LED light.
Can be opened by push button, remote controller, etc.
Fit for wooden door, metal door, glass door, fireproof door, etc.

Specifications:
Holding force: 280kgs
Voltage: DC 12V
Current: 380-430mA
Working temperature: -10 to 55 Celsius degree (14 to 131 Fahrenheit degree)
Humidity: 0 to 95%
Working mode: power-on to lock
Lock size: 25 * 4.7 * 2.5cm / 9.8 * 1.8 * 0.9in
Lock weight: 1057g / 23.3lb
Plate size: 18 * 3.9 * 1.1cm / 7 * 1.5 * 0.4in
Plate weight: 580g / 1.2lb
Package size: 27 * 6.3 * 6.3cm / 10.6 * 2.4 * 2.4in
Package weight: 1786g / 3.9lb

Packing list:
1 * Electronic magnetic lock
1 * Armature plate
1 * Bag of installation kit
1 * Pad