Flat Top 18650 Li-Ion Battery without Protection (3.7V) - BIS Certified Line Tracking The keys are connected into

The keys are connected into a matrix

The batteries are unprotected and best work with out 16340 Battery Shield and 16340 Arduino Shield

Intelligent agriculture

4 x Gear Motor (125/min

Provision to add standard servo motors (sold separately)

Flat Top 18650 Li-Ion Battery without Protection (3.7V) - BIS Certified Line Tracking The keys are connected intoThese lithium ion batteries come in a variety of configurations and capacities. The battery with a protection circuit provides over voltage, under voltage, and over current protection. Yet, it is slim and easy to fit into many project cases with a battery size of 18mm*65mm These batteries do not come with protection circuitry. It is very important that you only use a LiIon LiPoly constant voltage constant current charger to recharge them and at a rate