SpeedyBee App vs Pool Tester Pro

SpeedyBee is an Appllication for Flight controller parameters settings. Communication between mobile devices and flight control boards can be achieved through Bluetooth, you can use mobile devices to set the parameters of the flight controller.Any Bluetooth module compatible with your mobile device can be used, but if using the SpeedyBee Bluetooth-UART Adapter, this Bluetooth module will deactivate and activate automatically according to the status of the drone(armed/disarmed), no Bluetooth signal interference during the flight. Flight Controller Requirements: Betaflight firmware version ≥ 3.1.0 iNav FC version ≥ 1.8.1 Butterflight firmware version ≥ 3.1.0 System Requirements : iOS 13.0+ Instructions for use： 1.Connect the Bluetooth PCB with the UART interface of the Flight Controller, or use the flight controller integrated  Bluetooth. 2.Open the Betaflight Configurator, on the Ports tab, open the Configuration/MSP port of the Bluetooth PCB, for the Bluettooth module of BLE4.0, 19200 is the recommended baud rate value. 3.Open the APP, connect the Flight Controller via Bluetooth, and you can adjust the parameters now.

Pool Tester Pro turns Taylor Test Kit results into exact chemical doses for your saltwater pool. Enter your pool volume once and every dose — chlorine, salt, pH, alkalinity, CYA, calcium — scales to it. • Guided, step-by-step test procedures (Taylor Test Kit reagents and drop counts) • A dose calculator that auto-scales to your pool's exact volume • An on-device readings log to track your water over time — no account, fully private • Daily / weekly / monthly / seasonal task checklists, plus an opening-recovery list • A plain-English "what it means" guide explaining the chemistry behind every reading • A sacrificial-anode primer — the galvanic-corrosion physics, how to install, and upkeep Based on the Trouble Free Pool (TFP) method. All your data stays on your device — nothing is collected or sent anywhere, and no sign-in is required.