What's in the box:

10A 12V Mini Digital Air Humidity Control Controller Measuring Range 1% ~ 99% with Sensor (Black Red)

Features:
Mini digital humidity controller, can set a high or a low humidity limit, when the humidity is beyond the compass of limits, it will humidification or dehumidification automatically.
With humidity sensor, uses high precision capacitive chip, high accuracy and wide humidity measuring range.
With large and clear LED display for better readability.
PU delay protection function.
All parameters can be set to default setting after short circuit.
Mini size,lightweight and portable.

Specifications:
Working voltage: 12V 10%
Rated current: 10A
power consumption: 3W
Measurement range: 1% ~ 99% RH
Measurement precision: 1% RH
Measurement error: 3% RH
Control precision: 1% RH
Working temperature: 0~70 Celsius degree
Item size: 8.5 * 7.5 * 3.5cm / 3.4 * 3 * 1.4in
Item weight: 150g / 5.3oz
Package size: 10 * 8 * 6cm / 3.9 * 3.1 *1.6in
Package weight: Approx. 170g / 6.0oz

Package List:
1 * Humidity Controller
1 * Instruction Manual (English)