This product contains an integrated lithium-Ion battery that is not user serviceable.  Do not attempt to replace the battery yourself — you may damage the
battery, which could cause overheating, fire, and injury. The lithium-ion battery
must be recycled or disposed of separately from household waste. Dispose of batteries according to your local environmental laws and guidelines.

Charging Accessory
Every Arable Mark device comes with the Arable AC Adapter with custom connector.
It requires a 12V 1A input.  

Use only the Arable AC Adapter when charging the Arable Mark. The AC Adapter is meant for indoor use only. 

Operating Temperature Ranges
Operating temperature range:  0 - 100F.

IP
The degree of ingress protection (IP) if the equipment is rated; RB - IPX4.


Note: 
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.