performance in a tiny package. This makes your electronic stack small, and generally eliminates the need for an additional PDB. The Spark 4n1 ESC performs great, helps clean up any build, and is perfect for your 3" build.

Specifications
20 mm x 20 mm mounting hole spacing
60A continuous (15A per motor) and 80A burst (20A per motor)
BlHeli_S
5V voltage regulator capable of 3A continuous output
D-Shot ready
2s 4s compatible
Pins to Millivolt Flight controller
Voltage sent to flight controller
Easy Install
High quality components

Includes
1x Spark Mini 15A 4-in-1 BLHeli_S ESC
1 x Accessories Set