set2: 10 x bicycle valve + 1 x BBQ Gas Grill Ignitor (4 Outlets) Adopting gravity: adopting the pulse principle to continuously produce instant electric sparks to illuminate the flame in the burner. Highly durable design: The highly durable design ensures that you have a wonderful barbecue experience. Sign part: an important part of the grill. Applicable: Suitable for all types of gas grills. Pump Adapter set fit for varilous balls- Yoga ball, Kick ball, Pilates ball, Soccer, Basketball, Volleyball, toy ball; Also can connect US/UK air cylinder, various inflate toys, air bed, and etc. A perfect inflator adapter for bike pump and air compressor, can be use in a variety of types tires of bicycles, mountain bike, MTB, BMX, road bike, folding bike, fixie bikes motorcycles with presta valve tube. Inflator Nozzle Kit functioning as a converter between a Presta valve to a Schrader valve, changing a UK valve into US valve via bike pump or a air compressor. Easy and convenient to install, use the wrench to put the caps onto the tire valve stem, no extra tool needed; a good replacement for the wear valve stems and adaptors. Input power: DC 1.5V / 1 x AA battery Output voltage: 12KV or higher Frequency: 4-8HZ colour: black/gold Material: plastic + metal/metal Package Contents: 10 x bicycle valve 1 x BBQ Gas Grill Ignitor (4 Outlets)