Go Direct* Electrode Amplifier, is a mV and pH amplifier that connects to Vernier electrodes and compatible third-party BNC electrodes, Specifications: Units: pH or mV, Input range (mV): +/-1000 mV, Input range: 0 to 14 pH, Connections: Wireless Bluetooth, Wired: USB
HOBO* pH and Temperature Data Logger with Bluetooth Low Energy, Designed for long-term monitoring of pH in aquatic systems, can be deployed in both fresh and saltwater environments, Accuracy of +/-0.10 pH units within +/-10 DEG C of temperature
Amplifier 4 Channel, signal conditioner for iWorx-brand transducers that provides four channels of excitation power, gain, and noise filtration, exhibits low system noise and offset, ideal solution for conditioning signals from low-ba
InTemp* VFC Temperature Data Logger with 6.6' probe & 30 ml bottle, -40 deg to 100 deg C, Wireless Data Standard: Bluetooth Low Energy, Radio Power: 1 mW (0 dBm), Battery Type: Two AAA 1.5 V alkaline or lithium batt
HOBO* Water Level Data Logger, stainless steel, No-vent-tube design for easy and reliable deployment, Ideal for recording water levels and temperatures in wells, streams, lakes, wetlands and tidal estuaries, 30-Foot Depth