ONSITEVIEW BlogBattery Construction Cameras

How Long Can a Battery Power a Construction Camera?

January 14, 2025

The length of time a battery can power a construction camera depends on several factors:

1. Camera Power Consumption: Different cameras have varying power needs. A typical construction camera might use between 5 to 20 watts of power, but higher-end models with more features (like high-resolution video, motion detection, or infrared capabilities) can consume more energy.

2. Battery Capacity: The size and type of the battery will play a key role. For example, a typical lithium-ion battery might have a capacity ranging from 5,000 mAh to 50,000 mAh or more, which determines how long it can supply power.

3. Usage Patterns: The camera's power usage might not be constant. If it’s actively recording video or transmitting data, it will drain the battery faster. Cameras that use motion detection and record only when there’s activity can last longer.

4. Environmental Conditions: Temperature, humidity, and other factors on the construction site can influence battery life. Extreme heat or cold can shorten battery performance.

Example Scenarios:

A camera that consumes 10 watts per hour with a 20,000 mAh battery (approximately 12V 20Ah) can run for about 6-8 hours, depending on the battery's efficiency and environmental conditions.

If the camera is low-power and consumes 2-5 watts, it could last much longer, possibly up to 24 hours or more on a single charge.

Some construction cameras are designed to run continuously on battery or solar power for days or even weeks, particularly if they have features like motion detection or low-power modes.