# RAK WisBlock starter kit $25 Includes: * RAK 19007 Base Board: * RAK 4631 Core: * MCU: Nordic nRF52840 * Radio: SX1262 (this radio is recommended by meshtastic) ## SUPPORTED PROTOCOLS * LoRA * BLE ## POWER ANALYSIS RAK19003/19007 max power consumption: 130 mA (@3.7 V assumed) = 481 mW * 92 mA from the 4631 at full TX * 38 mA from connected sensor boards typical 18650 battery: 3000 mAh @ 3.7V -> 11,100 mWh runtime: batt_capacity/power_consumption = 23 h per 18650 cell