The Milwaukee M12 Wireless Monitor is a cordless inspection-system display designed to pair with compatible Milwaukee camera and monitor platforms. Milwaukee lists a 7.78 in. length, 5.96 in. height, 2.95 in. width, and a 2.05 lb tool weight, along with compatibility across multiple related Milwaukee inspection kits. This tool-only version is intended for users already on the M12 platform who need a replacement or expansion monitor for compatible inspection systems.
Does the 3971-20 include a battery or charger?
No. The 3971-20 is sold as a tool-only wireless monitor.
What battery platform does the 3971-20 use?
It runs on Milwaukee's M12 battery platform.
Is the 3971-20 meant to work by itself?
It is designed as part of a compatible Milwaukee inspection system rather than as a standalone cutting or inspection tool.
# Milwaukee M12 Wireless Monitor **Model:** `3971-20` **Brand:** Milwaukee **Category:** Other > The Milwaukee M12 Wireless Monitor is a cordless inspection-system display designed to pair with compatible Milwaukee camera and monitor platforms. Milwaukee lists a 7.78 in. length, 5.96 in. height, 2.95 in. width, and a 2.05 lb tool weight, along with compatibility across multiple related Milwaukee inspection kits. This tool-only version is intended for users already on the M12 platform who need a replacement or expansion monitor for compatible inspection systems. ## Specifications | Attribute | Value | |---|---| | Product Type | Wireless Monitor | | Voltage (V) | 12 | | Cordless / Corded | Cordless | | Power Source | Battery | | Motor Type | Not Applicable | | Tool Only | Yes | | Batteries Included | 0 | | Charger Included | No | | Piece Count | 1 | | Height (in.) | 5.96 | | Length (in.) | 7.78 | | Weight (lbs) | 2.05 | | Width (in.) | 2.95 | | Battery Platform | M12 | | One Key Enabled | No | | Warranty | 2-year limited | | Brand Model Compatibility | 3972-22 3973-22 3974-22 3975-22 3976-22 2972-22 2973-22 2974-22 2975-22 2976-22 3318-22A 3318-22B | ## What's Included - (1) M12 Wireless Monitor (3971-20) Source: https://www.jaspecs.com/milwaukee/other/3971-20-m12-wireless-monitor/