LattePanda IOTA 18650 UPS Board accommodates three user-supplied 3.7-V 18650 Li-ion batteries and supports hardware-level configuration of auto power-on and safe shutdown via DIP switches. Power input is supplied through a USB Type-C (PD 20 V) or a 5.5 x 2.5 mm DC jack (12 - 24 V, =36 W). Features an ultra-low standby current of approximately 30 &mgr;A. Dimensions: 88 mm x 70 mm.