WiFi Extender Signal Booster for Home: 1200Mbps 2.4&5GHz Dual Band Wireless WiFi Signal Extender - WiFi Range Booster with Ethernet Port & AP Mode
Large Range WiFi Extender: Dual band WiFi extender boosts your WiFi coverage increase 20M with 300Mbps on 2.4GHz and 1200Mbps on 5GHz. Use this wifi booster and signal amplifier extend your Internet wireless network to every corner of your home, rejecting network dead spots.
Universal Compatibility: This wifi extender signal booster for home can be used with any 802.11ac/n/g/b wireless Internet router, what means it works with any standard router or gateway, up to 10 devices can be connected at the same time, making it ideal for use in the home.
Safe and reliable WiFi: The wifi booster With advanced wireless security encryption (WPA/WPA- PSK/WPA2/WPA2- PSK), it can maximise your network security, prevent others from stealing your network, protect your important data, and avoid WiFi interference and privacy issues.
Multi-Mode and Memory Function: This wifi repeater can be freely switched between relay and AP modes, both wireless and wired connection, as long as you have set up the system once, you don't need to set it up again even if you change the place to use it afterwards, plug and play.
No Worries After the Sale: Hope you happy with our wifi booster. If for any reason you are not, please feel free to contact us. We have a professional customer service team ready to help you with any problem during use. When needed, we’ll arrange return, replacement or refund as you wish.

Reflection Sensor Obstacle Avoidance Sensor Light IR Infrared Sensor 5pcs Adjustable for IR Robot
Sensor module output port OUT can be directly connected to micro-controller IO port, also can drive a 5V relay directly.
It can be widely used for robot obstacle avoidance, obstacle avoidance car, assembly line, black and white line tracking and many other occasions.
When module detects obstacles ahead, the green indicator light on the circuit board is on and at the same time the OUT port outputs low ; detection distance can be adjusted with potentiometer, clockwise to increase detection distance;c
Active infrared reflection detecting sensor, so the target reflectivity and shape is the key of the detection range.Black color has the minimum detection range, white has the maximum; small objects have short detection range, large objects have long dete
The detection range of the sensor can be adjusted with potentiometer, little interference, easy assembly and use.

CRC Battery Terminal Protector, 7.5 Wt Oz, Lead-Free, Enhances Battery Life, Prevents Corrosion-Related Leakage, Aerosol Spray
QD ELECTRONICS CLEANER: A precise cleaner made from petroleum distillate and alcohol that is fast evaporating and leaves no residue.
FORMULA: With quick-drying; plastic safe; residue-free features; this cleaner is ideal for even the most sensitive electronics and will help to prevent contact failure.
APPLICATIONS: QD Electronic Cleaner is ideal for use on computer components; circuit breakers; circuits; coin mechanisms; contacts; flux removal; sockets; lighting; plastics; nylon; plugs; relay switches; PVC; and more!
PRODUCT SPECIFICATIONS: QD Electronic Cleaner is available in a 11 wt. oz. aerosol can.
CRC INDUSTRIES: A market leader that offers impeccably designed chemical solutions to maintain; protect and repair different marine; heavy-duty motor vehicles; industrial-grade engines; household tools; and electrical equipment

Optex RC-20U 3 Channel Receiver Chimebox w/ Relay
Accepts 9 transmitters and identifies each group of 3 with a different chime tone
Operates with 9VDC adapter (included)
Wall-mount or table-mount design
Form C relay for activating other devices (50V AC 1A max. or 24V DC 1A max.)